LT3009IDC-3.3#TRMPBF

Current - Output:	20mA
Base Part Number:	LT3009
Supplier Device Package:	6-DFN (2x2)
Package / Case:	6-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	61dB (120Hz)
Current - Supply (Max):	1mA
Current - Quiescent (Iq):	6µA
Series:	--
Voltage Dropout (Max):	0.45V @ 20mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.3V
Voltage - Input (Max):	20V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction
The LT3009IDC-3.3#TRMPBF is a high-performance linear voltage regulator from Linear Technology. It features fast load and line transient response, excellent stability and exceptional power efficiency. The device is capable of delivering up to 3mA of output current with a maximum dropout of 0.5V. It is ideal for applications where high current output and low noise are demanded. The LT3009IDC-3.3#TRMPBF is available in both surface-mount and through-hole packages.

Application Field
The LT3009IDC-3.3#TRMPBF is commonly used in a wide range of applications including test equipment, medical instruments, aerospace, telecommunications, and instrumentation. It is suitable for low-noise and low-distortion power supplies, as well as voltage-controlled oscillators and pulse-width modulation (PWM) switching applications.The LT3009IDC-3.3#TRMPBF is also often used in non-isolated power supplies where high efficiency and low noise are required. It is also ideal for applications that require low noise, since its low quiescent current draw helps to keep power consumption down.Another popular use for the LT3009IDC-3.3#TRMPBF is as a power supply for personal computers and other computers. The device is capable of providing high current output from a small voltage drop, which helps to ensure maximum efficiency and performance. It can also be used in system monitoring and control, where its low noise levels are beneficial.

Working Principle
At the core of the LT3009IDC-3.3#TRMPBF is a linear voltage regulator. This regulator works by using an internal power transistor to reduce the input voltage and control the output voltage. The device operates using a feedback loop, where the output voltage is compared to an internal reference voltage, and the power transistor adjusts the output voltage based on the difference between the two.The LT3009IDC-3.3#TRMPBF also features foldback current and thermal limiting protection to ensure that the device does not overheat and become damaged. This limits the maximum current allowed to flow through the device, preventing any damage from occurring.The LT3009IDC-3.3#TRMPBF also features an enable pin, which can be used to enable or disable the device. This is useful if the device needs to be shut down or restarted without any interruption in power to the system.

Conclusion
The LT3009IDC-3.3#TRMPBF is a high-performance linear voltage regulator from Linear Technology. Its fast load and line transient response, innovative stability and fantastic power efficiency make it an ideal choice for a wide range of applications. It is capable of delivering up to 3mA of output current with a maximum dropout of 0.5V and features a wide range of features such as foldback current and thermal limiting, enable pin and low noise operation. The LT3009IDC-3.3#TRMPBF is available in both surface-mount and through-hole packages and is suitable for a wide range of applications including telecommunications, medical instruments, test equipment and instrumentation.

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